Home / 4,892.22-7,339.46-2,119.36

Finding the Fourth Proportional to 4,892.22, 7,339.46 and 2,119.36

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Solution

The fourth proportional to 4,892.22, 7,339.46 and 2,119.36 is: 3,179.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.22 : 7,339.46 = 2,119.36 : x
  2. Step 2: Convert to fraction form
    4,892.22/7,339.46 = 2,119.36/x
  3. Step 3: Cross multiply
    4,892.22x = 7,339.46 × 2,119.36
  4. Step 4: Simplify right side
    4,892.22x = 15,554,929.00
  5. Step 5: Solve for x
    x = 15,554,929.00/4,892.22
  6. Step 6: Final answer
    x = 3,179.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.